Camis Stack Inc. provides recovery services for homeowners following fees and natural dicters Staci wode to ble estimate costs for a potential job to assist in determining the bid price. The company has four theatres and s accumulated the following data for a recent month of activity Job # Number of Hours Total Cost for Job to Complete 10-345 30 $1.600 10-346 37 2.100 10-347 15 1,500 10-348 55 2.600 10-3491 11 900 10-350 23 33 1.500 10-351 44 2,500 10-352 96 4,700 10-353 89 4,600 10-354 14 1,300 10-355 34 2.800 10-356 27 1.800 a Use the High-Low method and estimate the linear cost relationsho b. If the manager believes a job would take 72 houn, what are the estimated costs c. Management also used regression techniques and estimated a slope of 42.7 and an intercept of 6349. The for the model as 94.5%. What is the cost function based on this information? d. Compare the results from using high-low and regression mhods above. Which one is beter? Why